Home / 948,994,697.40-1,424,342,351.70-819,748,246.20

Finding the Fourth Proportional to 948,994,697.40, 1,424,342,351.70 and 819,748,246.20

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Solution

The fourth proportional to 948,994,697.40, 1,424,342,351.70 and 819,748,246.20 is: 1,230,356,869.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,994,697.40 : 1,424,342,351.70 = 819,748,246.20 : x
  2. Step 2: Convert to fraction form
    948,994,697.40/1,424,342,351.70 = 819,748,246.20/x
  3. Step 3: Cross multiply
    948,994,697.40x = 1,424,342,351.70 × 819,748,246.20
  4. Step 4: Simplify right side
    948,994,697.40x = 1,167,602,144,794,458,624
  5. Step 5: Solve for x
    x = 1,167,602,144,794,458,624/948,994,697.40
  6. Step 6: Final answer
    x = 1,230,356,869.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.